| a scrap or morsel of food left at a meal. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
cornea cor·ne·a (kôr'nē-ə)
n.
The transparent, convex, anterior portion of the outer fibrous coat of the eyeball that covers the iris and the pupil and is continuous with the sclera.
| cornea (kôr'nē-ə) Pronunciation Key
The tough transparent membrane of the outer layer of the eyeball that covers the iris and the pupil. |